Rated voltage KV：12(15)/24(27)
Rated current A：100/200
Rated frequency HZ: 50
Fuse base of rated current A：100/200
Rated short-circuit breaking current: 12.5KA/100A
16KA/100A（4 times）
12.5KA/200A
16KA/200A(once)
Power frequency withstand voltage wet-type: 30KV
Power frequency withstand voltage dry-type: 42KV
Rated lightning impulse voltage: 125KV
Creepage distance：32.3mm/KV
Mechanical life：500 consecutive points，closing
Altitude is not more than 1000M*
Temperature：-40℃~+70℃